html, body {
    width: 100%;
    height: 100%;
    color: #212D3C;
    font-size: 14px;
    background-color: #F7F8FD;
}
.layout {
    display: flex;
    width: 100%;
    height: 100%;
    overflow: hidden;
}
.layout-nav {
    width: 200px;
}
.layout-body {
    width: calc(100% - 200px);
}

/* 解决 layer 下拉框显示不全 */
body .myskin .layui-layer-content {
    overflow: visible;
}
